A POPULAR county festival is causing severe traffic delays.

The Sunshine Festival has started a four-day celebration in Upton-upon-Severn today, and lots of cars arriving at the site are causing congestion.

According to the AA Traffic Checker, the A4104 around Ryall Road is experiencing severe slow-moving traffic.

The AA Traffic Checker is displaying a message that reads: "Delays due to people arriving to Sunshine Festival on A4104 around Ryall Road."

There is also major congestion that has been seen along the A38

Traffic is also being caused by a serious crash on the M50. A white Seat Arona and a black BMW 320D were involved in the crash just after midnight on the M50.

West Mercia Police said the air ambulance the three occupants of the Seat suffered life-threatening injuries and were taken to Bristol Southmead Hospital.

READ MORE: Four taken to hospital after head-on crash on the M50

Across five stages, a wide variety of acts will be performing including Ronan Keating, Marc Almond of Soft Cell and a lot more.

The event will also be hosting "the UK's largest inflatable land", belly dancers, stunt shows, a big top full circus and a mountain bike display.

There will also be a food village for attendees to get refreshments and a kid's disco for younger attendees.